﻿using System;

namespace ConsoleApp8
{
    class Program
    {
        static void Main(string[] args)
        {
            Class1 refClass = new Class1();
            int a = 60;
            bool result = refClass.Judeg(ref a);
            Console.WriteLine(result);

            Class1 outClass = new Class1();
            bool rs;
            outClass.Judeg(41, out rs);
            Console.WriteLine(rs);

            Class1 class1 = new Class1();
            a = class1.Add(3, 4);
            Console.WriteLine(a);
        }
    }
}
